CKEDITOR.dialog.add('insertcode', function (editor) {
  var escape = function (value) {
    return value;
  };
  return {
    title: 'Insert Code Dialog',
    resizable: CKEDITOR.DIALOG_RESIZE_BOTH,
    minWidth: 720,
    minHeight: 480,
    contents: [{
      id: 'cb',
      name: 'cb',
      label: 'cb',
      title: 'cb',
      elements: [{
        type: 'select',
        label: 'Language',
        id: 'lang',
        required: true,
        'default': 'csharp',
        items: [['ActionScript3', 'as3'], ['Bash/shell', 'bash'], ['C#', 'csharp'], ['C++', 'cpp'], ['CSS', 'css'], ['Delphi', 'delphi'], ['Diff', 'diff'], ['Groovy', 'groovy'], ['Html', 'xhtml'], ['JavaScript', 'js'], ['Java', 'java'], ['JavaFX', 'jfx'], ['Perl', 'perl'], ['PHP', 'php'], ['Plain Text', 'plain'], ['PowerShell', 'ps'], ['Python', 'py'], ['Ruby', 'rails'], ['Scala', 'scala'], ['SQL', 'sql'], ['Visual Basic', 'vb'], ['XML', 'xml']]
      }, {
        type: 'textarea',
        style: 'width:700px;height:420px',
        label: 'Code',
        id: 'code',
        rows: 31,
        'default': ''
      }]
    }],
    onOk: function () {
      code = this.getValueOf('cb', 'code');
      lang = this.getValueOf('cb', 'lang');
      html = '' + escape(code) + '';
      editor.insertHtml("<pre class=\"brush:" + lang + ";\">" + html + "</pre>");
    },
    onLoad: function () {
    }
  };
});